Fix no-cmac

There were a couple of CMAC references without OPENSSL_NO_CMAC guards.
Reviewed-by: NRich Salz <rsalz@openssl.org>

crypto/asn1/ameth_lib.c

@@ -86,7 +86,9 @@ static const EVP_PKEY_ASN1_METHOD *standard_methods[] = {
     &eckey_asn1_meth,
 #endif
     &hmac_asn1_meth,
+#ifndef OPENSSL_NO_CMAC
     &cmac_asn1_meth,
+#endif
 #ifndef OPENSSL_NO_DH
     &dhx_asn1_meth
 #endif

crypto/evp/pmeth_lib.c

@@ -86,7 +86,9 @@ static const EVP_PKEY_METHOD *standard_methods[] = {
     &ec_pkey_meth,
 #endif
     &hmac_pkey_meth,
+#ifndef OPENSSL_NO_CMAC
     &cmac_pkey_meth,
+#endif
 #ifndef OPENSSL_NO_DH
     &dhx_pkey_meth,
 #endif

test/evp_test.c

@@ -1022,11 +1022,16 @@ static int mac_test_init(struct evp_test *t, const char *alg)
 {
     int type;
     struct mac_data *mdat;
-    if (strcmp(alg, "HMAC") == 0)
+    if (strcmp(alg, "HMAC") == 0) {
         type = EVP_PKEY_HMAC;
-    else if (strcmp(alg, "CMAC") == 0)
+    } else if (strcmp(alg, "CMAC") == 0) {
+#ifndef OPENSSL_NO_CMAC
         type = EVP_PKEY_CMAC;
-    else
+#else
+        t->skip = 1;
+        return 1;
+#endif
+    } else
         return 0;
 
     mdat = OPENSSL_malloc(sizeof(*mdat));